Zobrazeno 1 - 10
of 191
pro vyhledávání: '"Eduardo Hajdu"'
Autor:
Karla B. Jaramillo, Báslavi Cóndor-Luján, Belinda Longakit, Jenny Rodriguez, Olivier P. Thomas, Grace McCormack, Eduardo Hajdu
Publikováno v:
ZooKeys, Vol 1011, Iss , Pp 101-120 (2021)
The first taxonomic descriptions of the sponge diversity at El Pelado Marine Protected Area in the province of Santa Elena, Ecuador is reported. Tedania (Tedania) ecuadoriensis Jaramillo & Hajdu, sp. nov. is described from its shallow waters. In addi
Externí odkaz:
https://doaj.org/article/5779e9a1134649a5b99cd8b26d4f8a71
Publikováno v:
PeerJ, Vol 8, p e9431 (2020)
This article describes or redescribes four hexactinellid sponges, namely Poliopogon amadou, Euplectella sanctipauli sp. nov., Bolosoma perezi sp. nov. and Advhena magnifica gen. et sp. nov. P. amadou, E. sanctipauli sp. nov. and B. perezi sp. nov. re
Externí odkaz:
https://doaj.org/article/463d1ad87b1246af8b9732ff13609ab0
Autor:
César A. Cárdenas, Emma M. Newcombe, Eduardo Hajdu, Marcelo Gonzalez-Aravena, Shane W. Geange, James J. Bell
Publikováno v:
Polar Research, Vol 35, Iss 0, Pp 1-6 (2016)
Sponges are important components of high-latitude benthic communities, but their diversity and abundance in algal-dominated rocky reefs has been underestimated because of the difficulty of in situ identification. Further, the influence of canopy-form
Externí odkaz:
https://doaj.org/article/545d104e678642f384c4d2413be0ef71
Autor:
César A. Cárdenas, Marcelo González-Aravena, Alejandro Font, Jon T. Hestetun, Eduardo Hajdu, Nicole Trefault, Maja Malmberg, Erik Bongcam-Rudloff
Publikováno v:
PeerJ, Vol 6, p e4935 (2018)
Sponges belonging to genus Mycale are common and widely distributed across the oceans and represent a significant component of benthic communities in term of their biomass, which in many species is largely composed by bacteria. However, the microbial
Externí odkaz:
https://doaj.org/article/11c77001a925477983085058e4f01b01
Autor:
Camille V. Leal, Fernando C. Moraes, Adriana M. Fróes, Ana C. Soares, Louisi S. de Oliveira, Ana Paula B. Moreira, Fabiano L. Thompson, Eduardo Hajdu
Publikováno v:
Frontiers in Marine Science, Vol 4 (2017)
Two new Arenosclera are described here on the basis of materials obtained from Amazon reefs in 2014, A. amazonensis sp. nov. and A. klausi sp. nov. Both are clearly distinct from all other Arenosclera by their erect, solid funnel to lamellate habit,
Externí odkaz:
https://doaj.org/article/154c6d58153b4dfdba05cc6fa9552724
Autor:
Thierry Pérez, Maria-Cristina Díaz, César Ruiz, Baslavi Cóndor-Luján, Michelle Klautau, Eduardo Hajdu, Gisele Lobo-Hajdu, Sven Zea, Shirley A Pomponi, Robert W Thacker, Sophie Carteron, Guillaume Tollu, Adeline Pouget-Cuvelier, Philippe Thélamon, Jean-Philippe Marechal, Olivier P Thomas, Alexander V Ereskovsky, Jean Vacelet, Nicole Boury-Esnault
Publikováno v:
PLoS ONE, Vol 12, Iss 3, p e0173859 (2017)
Although sponges are important components of benthic ecosystems of the Caribbean Sea, their diversity remained poorly investigated in the Lesser Antilles. By organizing a training course in Martinique, we wanted both to promote taxonomy and to provid
Externí odkaz:
https://doaj.org/article/154287a96c8241d9aa26da0789d241a8
Publikováno v:
Scientia Marina, Vol 75, Iss 3, Pp 477-492 (2011)
Three new species of Poecillastra are described here from bathyal waters off central Chile. P. antonbruunae n. sp. is diagnosed by its two categories of oxeas, the smaller one only up to 621 μm in length, and calthrops as the sole triaene category;
Externí odkaz:
https://doaj.org/article/2a3047604b1e49b6b77fc635066c36e8
Autor:
Eduardo Hajdu, Jessica N. Teixeira
Publikováno v:
Zoologia (Curitiba), Vol 28, Iss 2, Pp 233-246 (2011)
Phorbas capixaba sp. nov. is described from 54 m depth off Guarapari, diagnosed by its two clear-cut categories of isochelae from Phorbas spp. known from the Western Tropical Atlantic. Four nomina nova are proposed for homonyms in Phorbas spp.: P. be
Externí odkaz:
https://doaj.org/article/fc1c64ab80ba4efda48f65d2ceb4f829
Autor:
Renata C. Gandolfi, Marina B. Medina, Roberto G. S. Berlinck, Simone P. Lira, Fabio Cícero de Sá Galetti, Célio L. Silva, Katyuscya Veloso, Antonio G. Ferreira, Eduardo Hajdu, Solange Peixinho
Publikováno v:
Química Nova, Vol 33, Iss 9, Pp 1853-1858 (2010)
The present investigation reports the isolation of aeroplysinin-2, 2-(3,5-dibromo-4-methoxyphenyl)-N,N,N-trimethyletanamonium, 7,9-dibromo-10-hydroxy-8-methoxy-1-oxa-2-azaspiro[4.5]deca-2,6,8-trien-3-carboxylic acid and its methyl ester, 11-oxoaeroth
Externí odkaz:
https://doaj.org/article/b0f7c606581849458d027e598f67b768
Autor:
Miriam H. Kossuga, Simone P. de Lira, Andréa M. Nascimento, Maria Teresa P. Gambardella, Roberto G. S. Berlinck, Yohandra R. Torres, Gislene G. F. Nascimento, Eli F. Pimenta, Marcio Silva, Otávio H. Thiemann, Glaucius Oliva, André G. Tempone, Márcia S. C. Melhem, Ana O. de Souza, Fabio C. S. Galetti, Célio L. Silva, Bruno Cavalcanti, Claudia O. Pessoa, Manoel O. Moraes, Eduardo Hajdu, Solange Peixinho, Rosana M. Rocha
Publikováno v:
Química Nova, Vol 30, Iss 5, Pp 1194-1202 (2007)
The investigation of extracts from six species of marine invertebrates yielded one new and several known natural products. Isoptilocaulin from the sponge Monanchora aff. arbuscula displayed antimicrobial activity at 1.3 mg/mL against an oxacillin-res
Externí odkaz:
https://doaj.org/article/b3d6323648e1415f99bf2c7e38a21e87